Drilling Commenced at Caza's O.B. Ranch Well

Caza O&G announced that drilling has commenced on the Company's O.B. Ranch #2 appraisal well. As announced on May 12, 2011, O.B. Ranch #2 is a direct offset to the O.B. Ranch #1 discovery well. The well is targeting the Eocene, Cook Mountain interval between 12,400 and 12,900 feet, which is the stratigraphic interval producing in the O.B. Ranch #1 well, with an anticipated total depth of 13,500 feet.

Caza has a 45.28% working interest and a 33.51% net revenue interest in the Bongo property and wells.